.card .card-header {
    cursor: pointer;
}
.card .card-header:hover {
    filter: brightness(110%);
}

.card.start-close .card-body {
    display: none;
}

.mandatory {
    color: #a22626;
    margin-left: 5px;
    font-size: 8px;
    top: -6px;
    position: relative;
}